Multi Gas Detector

Multy Gas Detector
Gas Detector for 4 Gases :
* H2S – hydrogen sulfide : 0-100 ppm (1ppm)
* O2 – oxygen : 0-30.0% (0.1%)
* CO – carbon monoxide : 0-500 ppm (1ppm)
* LEL combustibles : 0-100%LEL (1%)